Sony CDX-GT480US Installation/Connections

4-109-734-31(1)
FM/AM
Compact Disc Player
Installation/Connections
CDX-GT480US
CDX-GT480U
©2008 Sony Corporation Printed in Thailand
  
× 2
   
× 4
Equipment used in illustrations (not supplied)
Front speaker
Power amplifier
Rear speaker Rotary commander RM-X4S
Active subwoofer
FRONT
AUDIO OUT
REAR / SUB
AUDIO OUT
Cautions Connection diagram
• This unit is designed for negative ground (earth) 12 V
 To a metal surface of the car
DC operation only.
First connect the black ground (earth) lead, then connect the
• Do not get the leads under a screw, or caught in moving yellow, and red power supply leads.
parts (e.g. seat railing).  To the power antenna (aerial) control lead or
• Before making connections, turn the car ignition off to power supply lead of antenna (aerial) booster
avoid short circuits.
amplifier
• Connect the yellow and red power input leads only
Notes
after all other leads have been connected.
• It is not necessary to connect this lead if there is no power
• Run all ground (earth) leads to a common antenna (aerial) or antenna (aerial) booster, or with a
manually-operated telescopic antenna (aerial).
ground (earth) point.
• When your car has a built-in FM/AM antenna (aerial) in
• Be sure to insulate any loose unconnected leads with
the rear/side glass, see "Notes on the control and power
electrical tape for safety. supply leads."
 To AMP REMOTE IN of an optional power
Notes on the power supply lead (yellow)
amplifier
• When connecting this unit in combination with other
This connection is only for amplifiers. Connecting any other
stereo components, the connected car circuit's rating
system may damage the unit.
must be higher than the sum of each component's fuse.
 To the +12 V power terminal which is
• When no car circuits are rated high enough, connect
energized in the accessory position of the
the unit directly to the battery.
ignition key switch
Notes
• If there is no accessory position, connect to the +12 V
Parts list
power (battery) terminal which is energized at all times.
Be sure to connect the black ground (earth) lead to a
metal surface of the car first.
• The numbers in the list are keyed to those in the
• When your car has a built-in FM/AM antenna (aerial) in
instructions. the rear/side glass, see "Notes on the control and power
• The bracket  and the protection collar  are supply leads."
 To the +12 V power terminal which is
attached to the unit before shipping. Before mounting
the unit, use the release keys  to remove the bracket energized at all times
 from the unit. For details, see "Removing the Be sure to connect the black ground (earth) lead to a metal
surface of the car first.
protection collar and the bracket ()" on the reverse
Notes on the control and power supply leads
side of the sheet.
• The power antenna (aerial) control lead (blue) supplies +12 V
• Keep the release keys  for future use as they
DC when you turn on the tuner.
are also necessary if you remove the unit from
• When your car has built-in FM/AM antenna (aerial) in the rear/
your car. side glass, connect the power antenna (aerial) control lead
(blue) or the accessory power supply lead (red) to the power
Caution
terminal of the existing antenna (aerial) booster. For details,
Handle the bracket  carefully to avoid injuring your consult your dealer.
• A power antenna (aerial) without a relay box cannot be used
fingers.
with this unit.
Memory hold connection
When the yellow power supply lead is connected, power will
always be supplied to the memory circuit even when the ignition
switch is turned off.
Notes on speaker connection
• Before connecting the speakers, turn the unit off.
• Use speakers with an impedance of 4 to 8 ohms, and with

adequate power handling capacities to avoid its damage.
Catch • Do not connect the speaker terminals to the car chassis, or
connect the terminals of the right speakers with those of the
Note left speaker.
Before installing, make sure that the catches on both sides of
• Do not connect the ground (earth) lead of this unit to the
the bracket  are bent inwards 2 mm ( / in). If the catches are
3 32 negative (–) terminal of the speaker.
straight or bent outwards, the unit will not be installed securely • Do not attempt to connect the speakers in parallel.
and may spring out.
• Connect only passive speakers. Connecting active speakers
(with built-in amplifiers) to the speaker terminals may damage
the unit.
Connection example • To avoid a malfunction, do not use the built-in speaker leads
installed in your car if the unit shares a common negative (–)
lead for the right and left speakers.
• Do not connect the unit's speaker leads to each other.
Notes
Note on connection
• Be sure to connect the ground (earth) lead before connecting
If speaker and amplifier are not connected correctly, "FAILURE"
the amplifier.
appears in the display. In this case, make sure the speaker and
• The alarm will only sound if the built-in amplifier is used.
amplifier are connected correctly.
* 1
* 1
FRONT
AUDIO OUT
L
R
from car antenna (aerial)
REAR/SUB FRONT
AUDIO OUT
Fuse (10 A)
REAR / SUB
* 2
AUDIO OUT
Blue/white striped

AMP REM
3
Max. supply current 0.3 A
White
Left
White/black striped
Gray
Right
Gray/black striped
Green
Left
Green/black striped
Purple
Right
Purple/black striped
REMOTE
IN
*
3
* 1 RCA pin cord (not supplied)
* AUDIO OUT can be switched SUB or
2
REAR. For details, see the supplied
Operating Instructions.
* 3 Insert with the cord upwards.
Black
1
Blue
ANT REM
2
Max. supply current 0.1 A
Red
4
Yellow
5